CVE-2026-14439
Path traversal in Altium Git Service enables RCE for authenticated users.
Is CVE-2026-14439 being exploited?
Not confirmed. CVE-2026-14439 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.71% probability of exploitation in the next 30 days.
How severe is CVE-2026-14439?
CVE-2026-14439 is rated Critical with a CVSS score of 9.4. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-14439?
Yes. A fix has been recorded for CVE-2026-14439. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-14439 affect?
CVE-2026-14439 affects Altium Enterprise Server, Altium 365. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-14439?
Patch to 8.1.1 (Enterprise) and complete 365 remediation.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
RCE via file-move in Git Service; executes under Git Service account; possible tenant data exposure in multi-tenant deployments.
Patch when possible
- affected< 8.1.1
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.